<template>
  <el-drawer
      size="70%"
      v-model="drawer"
      direction="rtl"
      destroy-on-close
      :before-close="handleClose"
  >
    <template #header>
      <div>
        <el-tag size="large" type="primary">当前角色:{{ editedRoleInfo.name }}</el-tag>
      </div>
    </template>
    <div style="padding: 1em">
      <el-row :gutter="10">
        <el-col :xs="24" :sm="24" :md="8" :lg="6" :xl="6">
          <el-card header="菜单页面授权">
            <template #header>
              <div class="card-header">
                <el-tooltip effect="dark" content="点击菜单项,可对菜单下的按钮/接口授权" placement="right">
                  <div>
                    <span>菜单页面</span>
                    <el-icon>
                      <QuestionFilled/>
                    </el-icon>
                  </div>
                </el-tooltip>
                <el-button size="mini" type="primary" @click="onSaveAuth">保存菜单授权</el-button>
              </div>
            </template>
            <el-tree :data="menuData"
                     ref="menuTree"
                     show-checkbox
                     node-key="id"
                     highlight-current
                     :expand-on-click-node="false"
                     :check-on-click-node="true"
                     :props="defaultProps"
                     @node-click="menuNodeClick"
            />
          </el-card>
        </el-col>
        <el-col :xs="24" :sm="24" :md="16" :lg="18" :xl="18">
          <!--          <el-alert title="对页面菜单下按钮授权"  description="新增或删除对菜单下的按钮/接口授权" type="warning" />-->
          <el-card v-if="isBtnPermissionShow">
            <template #header>
              <div class="card-header">
                <el-tooltip effect="dark" content="新增或删除对菜单下的按钮/接口授权" placement="right">
                  <div>
                    <span>按钮/接口授权</span>
                    <el-icon>
                      <QuestionFilled/>
                    </el-icon>
                  </div>
                </el-tooltip>
              </div>
            </template>
            <div>
              <el-divider content-position="left">{{ editedMenuInfo.name }}</el-divider>
              <el-button type="primary" size="small" style="margin-bottom: 0.5em" @click="createBtnPermission">新增
              </el-button>
              <el-table size="small" :data="buttonPermissionData" border style="width: 100%">
                <el-table-column prop="menu_button" label="权限名称" width="100">
                  <template #default="scope">
                    <div>{{ formatMenuBtn(scope.row.menu_button) }}</div>
                  </template>
                </el-table-column>
                <el-table-column prop="data_range" label="权限范围" width="140">
                  <template #default="scope">
                    <div>{{ formatDataRange(scope.row.data_range) }}</div>
                  </template>
                </el-table-column>
                <el-table-column prop="dept" label="权限涉及部门"/>
                <el-table-column fixed="right" label="操作" width="120">
                  <template #default="scope">
                    <el-button type="danger" size="small" @click="onDeleteBtn(scope)">删除</el-button>
                  </template>
                </el-table-column>
              </el-table>
            </div>


            <!--          <el-divider content-position="left">字段授权</el-divider>-->
            <!--          <el-table size="small" :data="crudPermissionData" border style="width: 100%">-->
            <!--            <el-table-column prop="field" label="字段"></el-table-column>-->
            <!--            <el-table-column prop="table" label="列表显示">-->
            <!--              <template #default="scope">-->
            <!--                <div>-->
            <!--                  <el-switch size="mini" v-model="scope.row.table"/>-->
            <!--                </div>-->
            <!--              </template>-->
            <!--            </el-table-column>-->
            <!--            <el-table-column prop="view" label="表单查看">-->
            <!--              <template #default="scope">-->
            <!--                <div>-->
            <!--                  <el-switch size="mini" v-model="scope.row.view"/>-->
            <!--                </div>-->
            <!--              </template>-->
            <!--            </el-table-column>-->
            <!--            <el-table-column prop="edit" label="表单编辑">-->
            <!--              <template #default="scope">-->
            <!--                <div>-->
            <!--                  <el-switch size="mini" v-model="scope.row.edit"/>-->
            <!--                </div>-->
            <!--              </template>-->
            <!--            </el-table-column>-->
            <!--          </el-table>-->
          </el-card>
        </el-col>
      </el-row>
      <el-dialog v-model="dialogFormVisible" width="400px" title="配置按钮权限">
        <el-form ref="buttonFormRef" :model="buttonForm" :rules="buttonRules" label-width="120px">
          <el-form-item label="按钮" prop="menu_button">
            <el-select v-model="buttonForm.menu_button" placeholder="请选择按钮" @change="onChangeButton">
              <el-option v-for="(item,index) in buttonOptions" :key="index" :label="item.name" :value="item.id"/>
            </el-select>
          </el-form-item>
          <el-form-item label="权限范围" prop="data_range">
            <el-select v-model="buttonForm.data_range" placeholder="请选择按钮">
              <el-option v-for="(item,index) in dataScopeOptions" :key="index" :label="item.label" :value="item.value"/>
            </el-select>
          </el-form-item>
          <el-form-item label="数据部门" prop="dept" v-show="buttonForm.data_range === 4">
            <div class="dept-tree">
              <el-tree
                  :data="deptOptions"
                  show-checkbox
                  default-expand-all
                  :default-checked-keys="deptCheckedKeys"
                  ref="deptTree"
                  node-key="id"
                  :check-strictly="true"
                  :props="{ label: 'name' }"
              ></el-tree>
            </div>
          </el-form-item>
        </el-form>
        <template #footer>
      <span class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取消</el-button>
        <el-button type="primary" @click="onSaveButtonForm">
          确定
        </el-button>
      </span>
        </template>
      </el-dialog>
    </div>
  </el-drawer>
</template>

<script lang="ts" setup>
import {ref, defineExpose, reactive, toRefs} from 'vue'
import {ElMessageBox} from 'element-plus'
import * as api from './api'
import type {FormRules, FormInstance} from 'element-plus'
import {ElMessage} from 'element-plus'
import XEUtils from 'xe-utils'
//抽屉是否显示
const drawer = ref(false)
//当前编辑的角色信息
const editedRoleInfo = ref({})

//抽屉关闭确认
const handleClose = (done: () => void) => {
  ElMessageBox.confirm('您确定要关闭?', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning',
  })
      .then(() => {
        done()
      })
      .catch(() => {
        // catch error
      })
}

/*****菜单的配置项***/
const defaultProps = {
  children: 'children',
  label: 'name',
  isLeaf: 'hasChild'
}

interface Tree {
  name: string
  children?: Tree[],
  id: number
}

let menuData = ref<Tree>()
//获取菜单
const getMenuData = () => {
  api.GetMenu({}).then((res: any) => {
    const {data} = res
    const list = XEUtils.toArrayTree(data, {parentKey: "parent", strict: true})
    menuData.value = list
  })
}

let isBtnPermissionShow = ref(false)
let buttonOptions = ref<[]>()
let editedMenuInfo = ref()
//菜单节点点击事件
const menuNodeClick = (node: any, obj: any) => {
  isBtnPermissionShow.value = !node.is_catalog
  if (!node.is_catalog) {
    buttonOptions.value = []
    editedMenuInfo.value = node
    api.GetMenuButton({menu: node.id}).then((res: any) => {
      const {data} = res
      buttonOptions.value = data
    })
    api.getObj({menu: node.id, role: editedRoleInfo.value.id}).then((res: any) => {
      const {data} = res
      buttonPermissionData.value = data
    })
  }

}
const menuTree = ref()
/*****菜单的配置项***/
/***按钮授权的弹窗****/
//是否显示新增表单
const dialogFormVisible = ref(false)
//部门树
const deptTree = ref()
//自定义部门数据
const deptOptions = ref()
//选中的部门数据
const deptCheckedKeys = []
//按钮表单
const buttonForm = reactive({
  menu_button: null,
  role: null,
  menu: null,
  data_range: null,
  dept: []
})
//按钮表格数据
let buttonPermissionData = ref([])
//按钮表单验证
const buttonRules = reactive<FormRules>({
  menu_button: [
    {required: true, message: '必填项'}
  ],
  data_range: [
    {required: true, message: '必填项'}
  ]
})
//新增按钮
const buttonFormRef = ref<FormInstance>()
const createBtnPermission = () => {
  dialogFormVisible.value = true
  buttonForm.menu_button = null
  buttonForm.menu = null
  buttonForm.role = null
  buttonForm.data_range = null
  buttonForm.dept = []
}
//权限范围数据
const dataScopeOptions = ref<[]>()
//按钮值变化事件
const onChangeButton = (val: any) => {
  dataScopeOptions.value = []
  //获取权限值范围
  api.GetDataScope({menu_button: val}).then((res: any) => {
    dataScopeOptions.value = res.data
  })
  //获取权限部门值
  api.GetDataScopeDept({menu_button: val}).then((res: any) => {
    deptOptions.value = XEUtils.toArrayTree(res.data, {parentKey: 'parent', strict: false})
  })

}
//过滤按钮名称
const formatMenuBtn = (val: any) => {
  let obj: any = buttonOptions.value?.find((item: any) => {
    return item.id === val
  })
  return obj ? obj.name : null
}
//过滤权限范围
const formatDataRange = (val: any) => {
  let obj: any = [
    {
      "value": 0,
      "label": '仅本人数据权限'
    },
    {
      "value": 1,
      "label": '本部门及以下数据权限'
    },
    {
      "value": 2,
      "label": '本部门数据权限'
    },
    {
      "value": 3,
      "label": '全部数据权限'
    },
    {
      "value": 4,
      "label": '自定义数据权限'
    }
  ].find((item: any) => {
    return item.value === val
  })
  return obj ? obj.label : null
}
//保存按钮表单

const onSaveButtonForm = async () => {
  const {id: roleId} = editedRoleInfo.value
  const {id: menuId} = editedMenuInfo.value
  const form: any = Object.assign({}, buttonForm)
  form.role = roleId
  form.menu = menuId
  //选中的部门
  const checkedList = deptTree.value.getCheckedKeys()
  form.dept = checkedList
  if (!buttonFormRef.value) return
  await buttonFormRef.value.validate((valid, fields) => {
    if (valid) {
      api.CreatePermission(form).then((res: any) => {
        buttonPermissionData.value.push(form)
        dialogFormVisible.value = false
        ElMessage({
          type: 'success',
          message: res.msg,
        })
      })
    } else {
      ElMessage({
        type: 'error',
        title: '提交错误',
        message: 'F12控制台看详情',
      })
      console.log('提交错误', fields)
    }
  })

}
//删除按钮权限
const onDeleteBtn = (scope: any) => {
  const {row, $index} = scope
  ElMessageBox.confirm(
      '您是否要删除数据?',
      '温馨提示',
      {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
      }
  ).then(() => {
    api.DeletePermission({id: row.id}).then(res => {
      buttonPermissionData.value.splice($index, 1)
      ElMessage({
        type: 'success',
        message: res.msg,
      })
    })
  })
      .catch(() => {
        ElMessage({
          type: 'info',
          message: '取消删除',
        })
      })

}
/***按钮授权的弹窗****/
//初始化数据
const initGet = () => {
  getMenuData()
}

/**
 * 保存授权
 */
const onSaveAuth = () => {
  //选中的菜单
  const checkedList = menuTree.value.getCheckedKeys()
  //半选中的菜单
  const halfCheckedList = menuTree.value.getHalfCheckedKeys()
  //合并的菜单数据
  const menuIdList = [...checkedList, ...halfCheckedList]
  // console.log(menuIdList)
  const {id: roleId} = editedRoleInfo.value
  const data = {
    role: roleId,
    menu: menuIdList
  }
  api.SaveMenuPermission(data).then((res: any) => {
    ElMessage({
      message: res.msg,
      type: 'success',
    })
  })
}


defineExpose({drawer, editedRoleInfo, initGet})
</script>

<style scoped>
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dept-tree::-webkit-scrollbar {
  display: none; /* Chrome Safari */
}

.dept-tree {
  height: 160px;
  overflow-y: scroll;
  scrollbar-width: none; /* firefox */
  -ms-overflow-style: none; /* IE 10+ */
  border: 1px solid #e1e1e1;
  width: 16em;
  border-radius: 2px;
}
</style>
